* Use unique_ptr
* Improve default assignment of curve appearance
* Improve display of color tags in tree view items
* Select curve or ensemble instead of plot
* Only change curves connected to a Rim-object
* Improve color management for ensemble curves
Use a base color for statistics curves and set realization curves transparent
Make sure new curves are assigned a unique color
Harmonize how dropped addresses are handled
* Update all tags always
The update of tags for a subset of tree nodes is currently broken. Always update all tags.
* Add const
